Trane SINTESIS ADVANTAGE CXAF Series - Option Free-Cooling

68
CG-SVX039C-GB
Option Free-Cooling
Figure 25 – Free-Cooling Operating Maps
-25
-20
-15
-10
-5
0
5
10
15
20
25
-15-10 -5 0510 15 20 25 30
Ambient Temperature / C
Customer Entering Temperature / C
Glycol Free Free Cooling Operaon M ap
EC FAN
AC FAN
-25
-20
-15
-10
-5
0
5
10
15
20
25
-15-10 -5 0510 15 20 25 30
Ambient Temperature / C
Customer Entering Temperature / C
Direct Free Cooling Operation Map
EC FAN
AC FAN
Figure 26 – Free-Cooling Water pressure drop
The free-cooling water pressure drops given in charts below (coil + valve) should be added to evaporator pressure
drop to get full unit pressure drop.
5
10
20
40
80
160
320
4 8 16 32 64
Pressure Drop (kPa)
Water Flow Rates (L/s)
Glycol Free - Free Cooling (CGAF SE/HE/XE)
1- SE-90/100/110/130
HE/XE-80
2- SE-140/150/165
HE/XE-90/100/110/130
3- SE-180/190
HE/XE-140/150/165
4- HE/XE-180/190
1
2
3
4
5
10
20
40
80
160
4 8 16 32 64
Pressure Drop (kPa)
Water Flow Rates (L/s)
Direct Free Cooling - CGAF SE/HE/XE
1 - SE-90/100/110/130
HE/XE-80
2 - HE-90/100/110/130
3- SE-140/150/165
4 - SE-180/190
HE/XE-140/150/165
5 - HE/XE-180/190
2
3
1
4
5
2
3
1
4
5